BG36929A3 - Method for preparing carbamide as main component of granules containing it - Google Patents
Method for preparing carbamide as main component of granules containing itInfo
- Publication number
- BG36929A3 BG36929A3 BG057254A BG5725482A BG36929A3 BG 36929 A3 BG36929 A3 BG 36929A3 BG 057254 A BG057254 A BG 057254A BG 5725482 A BG5725482 A BG 5725482A BG 36929 A3 BG36929 A3 BG 36929A3
- Authority
- BG
- Bulgaria
- Prior art keywords
- melt
- main component
- solution
- granules containing
- granulating
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 4
- 235000013877 carbamide Nutrition 0.000 title abstract 4
- 239000004202 carbamide Substances 0.000 title abstract 3
- 239000008187 granular material Substances 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 239000000243 solution Substances 0.000 abstract 3
- 239000000725 suspension Substances 0.000 abstract 2
- 239000005696 Diammonium phosphate Substances 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 abstract 1
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 abstract 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 abstract 1
- 235000011130 ammonium sulphate Nutrition 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 abstract 1
- 229910000388 diammonium phosphate Inorganic materials 0.000 abstract 1
- 235000019838 diammonium phosphate Nutrition 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 150000003672 ureas Chemical class 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8103210A NL8103210A (nl) | 1981-07-03 | 1981-07-03 | Werkwijze voor het maken van ureumkorrels. |
| NLAANVRAGE8200552,A NL184769C (nl) | 1981-07-03 | 1982-02-12 | Werkwijze voor het vervaardigen van ureumkorrels. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BG36929A3 true BG36929A3 (en) | 1985-02-15 |
Family
ID=26645713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG057254A BG36929A3 (en) | 1981-07-03 | 1982-07-02 | Method for preparing carbamide as main component of granules containing it |
Country Status (26)
| Country | Link |
|---|---|
| US (1) | US4500336A (pl) |
| AT (1) | AT382145B (pl) |
| BG (1) | BG36929A3 (pl) |
| BR (1) | BR8203893A (pl) |
| CA (1) | CA1173660A (pl) |
| DD (1) | DD202417A5 (pl) |
| DE (1) | DE3222157C2 (pl) |
| EG (1) | EG15739A (pl) |
| ES (1) | ES513685A0 (pl) |
| FI (1) | FI72115C (pl) |
| FR (1) | FR2508895B1 (pl) |
| GB (1) | GB2101129B (pl) |
| GR (1) | GR76400B (pl) |
| HU (1) | HU190805B (pl) |
| IE (1) | IE53202B1 (pl) |
| IN (1) | IN157774B (pl) |
| IT (1) | IT1156104B (pl) |
| MX (1) | MX159932A (pl) |
| NL (2) | NL184769C (pl) |
| NO (1) | NO154743C (pl) |
| PL (1) | PL136353B1 (pl) |
| PT (1) | PT75144B (pl) |
| RO (1) | RO85735B (pl) |
| SE (1) | SE456644B (pl) |
| TR (1) | TR23125A (pl) |
| YU (1) | YU42777B (pl) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8502838A (nl) * | 1985-10-17 | 1987-05-18 | Azote Sa Cie Neerlandaise | Werkwijze ter vervaardiging van ureum en ammoniumsulfaat bevattende meststofkorrels. |
| US4701204A (en) * | 1985-12-12 | 1987-10-20 | Exxon Research And Engineering Company | Composite comprising a substrate coated with polymeric complexes |
| US5435821A (en) * | 1985-12-12 | 1995-07-25 | Exxon Research & Engineering Co. | Controlled release vegetation enhancement agents coated with sulfonated polymers, method of production and prcesses of use |
| GB9014985D0 (en) * | 1990-07-06 | 1990-08-29 | Dyno Industrier As | Formaldehyde resin curing agents |
| AUPM383594A0 (en) * | 1994-02-11 | 1994-03-10 | Incitec Ltd | Granular urea |
| US6749660B2 (en) * | 2001-06-04 | 2004-06-15 | Geovation Technologies, Inc. | Solid-chemical composition and method of preparation for the anaerobic bioremediation of environmental contaminants coupled to denitrification |
| CA2855492A1 (en) | 2011-11-14 | 2013-05-23 | Intercontinental Potash Corp. (Usa) | Methods of processing polyhalite ore, methods of producing potassium sulfate, and related systems |
| CA2883806C (en) | 2012-09-12 | 2018-04-10 | Intercontinental Potash Corporation | Methods of processing potassium sulfate and magnesium sulfate, and related systems |
| DE102015108344A1 (de) * | 2015-05-27 | 2016-12-01 | Thyssenkrupp Ag | Granulation von Ammoniumsulfat |
| US10227265B2 (en) * | 2015-07-06 | 2019-03-12 | Stamicarbon B.V. | Granulation of urea products |
| EP3542899A1 (en) | 2018-03-20 | 2019-09-25 | Yara International ASA | Method and reactor for producing urea ammonium sulphate |
| EP3594194A1 (en) | 2018-07-12 | 2020-01-15 | Casale Sa | Urea granulation process |
| DE102021108187A1 (de) | 2021-03-31 | 2022-10-06 | Skw Stickstoffwerke Piesteritz Gmbh | Granuliertes pH-neutrales Harnstoff-Ammoniumsulfat-Düngemittel mit Ureaseinhibitor |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE612708C (de) * | 1930-10-21 | 1935-05-03 | I G Farbenindustrie Akt Ges | Verfahren zur Herstellung nicht backender, ammonnitrathaltiger Mischduenger |
| DE1024533B (de) * | 1956-10-02 | 1958-02-20 | Basf Ag | Verfahren zur Herstellung von lagerbestaendigem, nicht zusammenbackendem Harnstoff |
| GB894773A (en) * | 1958-05-30 | 1962-04-26 | Chemical & Ind Corp | Process for the production of pellets |
| GB891562A (en) * | 1959-03-05 | 1962-03-14 | Belge Produits Chimiques Sa | Process for the production of granular ammonium nitrate |
| US3130225A (en) * | 1962-02-12 | 1964-04-21 | Pullman Inc | Urea production |
| GB1168444A (en) * | 1965-12-08 | 1969-10-22 | Fisons Ltd | Improved Granular Materials |
| GB1384384A (en) * | 1971-08-27 | 1975-02-19 | Ici Ltd | Agglomeration of soluble particles |
| NO133872C (pl) * | 1974-07-26 | 1976-07-14 | Norsk Hydro As | |
| GB1581761A (en) * | 1977-06-09 | 1980-12-17 | Azote Sa Cie Neerlandaise | Urea granulation |
| DK531278A (da) * | 1977-12-22 | 1979-06-23 | Fisons Ltd | Middel til formindskelse af ammoniaktab ved anvendelse af urinstof som goedning |
-
1982
- 1982-02-12 NL NLAANVRAGE8200552,A patent/NL184769C/xx not_active IP Right Cessation
- 1982-06-11 IE IE1406/82A patent/IE53202B1/en not_active IP Right Cessation
- 1982-06-11 GB GB08216993A patent/GB2101129B/en not_active Expired
- 1982-06-12 DE DE3222157A patent/DE3222157C2/de not_active Expired
- 1982-06-14 GR GR68439A patent/GR76400B/el unknown
- 1982-06-14 CA CA000405063A patent/CA1173660A/en not_active Expired
- 1982-06-17 IN IN700/CAL/82A patent/IN157774B/en unknown
- 1982-06-18 US US06/390,044 patent/US4500336A/en not_active Expired - Fee Related
- 1982-06-24 AT AT0244582A patent/AT382145B/de not_active IP Right Cessation
- 1982-06-29 FR FR8211363A patent/FR2508895B1/fr not_active Expired
- 1982-06-29 PT PT75144A patent/PT75144B/pt not_active IP Right Cessation
- 1982-06-30 DD DD82241257A patent/DD202417A5/de not_active IP Right Cessation
- 1982-06-30 NO NO822259A patent/NO154743C/no unknown
- 1982-06-30 TR TR4467/82A patent/TR23125A/xx unknown
- 1982-07-01 SE SE8204078A patent/SE456644B/sv not_active IP Right Cessation
- 1982-07-01 FI FI822347A patent/FI72115C/fi not_active IP Right Cessation
- 1982-07-01 PL PL1982237213A patent/PL136353B1/pl unknown
- 1982-07-01 RO RO108038A patent/RO85735B/ro unknown
- 1982-07-02 BR BR8203893A patent/BR8203893A/pt not_active IP Right Cessation
- 1982-07-02 ES ES513685A patent/ES513685A0/es active Granted
- 1982-07-02 IT IT22205/82A patent/IT1156104B/it active
- 1982-07-02 HU HU822178A patent/HU190805B/hu not_active IP Right Cessation
- 1982-07-02 YU YU1443/82A patent/YU42777B/xx unknown
- 1982-07-02 BG BG057254A patent/BG36929A3/xx unknown
- 1982-07-02 MX MX193430A patent/MX159932A/es unknown
- 1982-07-03 EG EG397/82A patent/EG15739A/xx active
-
1988
- 1988-09-16 NL NL8802299A patent/NL8802299A/nl not_active Application Discontinuation
Also Published As
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